Home / 1,181,791-1,626,147.48-1,148,723.56

Finding the Fourth Proportional to 1,181,791, 1,626,147.48 and 1,148,723.56

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Solution

The fourth proportional to 1,181,791, 1,626,147.48 and 1,148,723.56 is: 1,580,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,791 : 1,626,147.48 = 1,148,723.56 : x
  2. Step 2: Convert to fraction form
    1,181,791/1,626,147.48 = 1,148,723.56/x
  3. Step 3: Cross multiply
    1,181,791x = 1,626,147.48 × 1,148,723.56
  4. Step 4: Simplify right side
    1,181,791x = 1,867,993,922,310.63
  5. Step 5: Solve for x
    x = 1,867,993,922,310.63/1,181,791
  6. Step 6: Final answer
    x = 1,580,646.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.